Add a bind flag to allow the host to be frozen

When any client specifies this flag for the binding, the bound app does
not inherit its CPU_TIME capability and can be arbitrarily frozen by the
system unless it possesses the CPU_TIME capability due to some other
state.

Test: atest FrameworksMockingServicesTests:MockingOomAdjusterTests

Flag: com.android.server.am.use_cpu_time_capability

Bug: 393149737
Change-Id: Ic929a1e580f9db13d59afcad7319493088745344